batch.c

   1 /* -*- c-file-style: "linux" -*-
   2
   3    Weiss 1/1999
   4    Batch utilities for rsync.
   5
   6 */
   7
   8 #include "rsync.h"
   9 #include <time.h>
  10
  11 extern char *batch_name;
  12 extern int delete_mode;
  13 extern int delete_excluded;
  14
  15 static void write_arg(int fd, char *arg)
  16 {
  17         char *x, *s;
  18
  19         if (*arg == '-' && (x = strchr(arg, '=')) != NULL) {
  20                 write(fd, arg, x - arg + 1);
  21                 arg += x - arg + 1;
  22         }
  23
  24         if (strpbrk(arg, " \"'&;|[]()$#!*?^\\") != NULL) {
  25                 write(fd, "'", 1);
  26                 for (s = arg; (x = strchr(s, '\'')) != NULL; s = x + 1) {
  27                         write(fd, s, x - s + 1);
  28                         write(fd, "'", 1);
  29                 }
  30                 write(fd, s, strlen(s));
  31                 write(fd, "'", 1);
  32                 return;
  33         }
  34
  35         write(fd, arg, strlen(arg));
  36 }
  37
  38 /* This routine tries to write out an equivalent --read-batch command
  39  * given the user's --write-batch args.  However, it doesn't really
  40  * understand most of the options, so it uses some overly simple
  41  * heuristics to munge the command line into something that will
  42  * (hopefully) work. */
  43 void write_batch_shell_file(int argc, char *argv[], int file_arg_cnt)
  44 {
  45         int fd, i;
  46         char *p, filename[MAXPATHLEN];
  47         int need_excludes = delete_mode && !delete_excluded;
  48
  49         stringjoin(filename, sizeof filename,
  50                    batch_name, ".sh", NULL);
  51         fd = do_open(filename, O_WRONLY | O_CREAT | O_TRUNC,
  52                      S_IRUSR | S_IWUSR | S_IEXEC);
  53         if (fd < 0) {
  54                 rsyserr(FERROR, errno, "Batch file %s open error", filename);
  55                 exit_cleanup(1);
  56         }
  57
  58         /* Write argvs info to BATCH.sh file */
  59         write_arg(fd, argv[0]);
  60         for (i = 1; i < argc - file_arg_cnt; i++) {
  61                 p = argv[i];
  62                 if (strncmp(p, "--files-from", 12) == 0
  63                     || (!need_excludes && (strncmp(p, "--include", 9) == 0
  64                                         || strncmp(p, "--exclude", 9) == 0))) {
  65                         if (strchr(p, '=') == NULL)
  66                                 i++;
  67                         continue;
  68                 }
  69                 write(fd, " ", 1);
  70                 if (strncmp(p, "--write-batch", 13) == 0) {
  71                         write(fd, "--read-batch", 12);
  72                         if (p[13] == '=') {
  73                                 write(fd, "=", 1);
  74                                 write_arg(fd, p + 14);
  75                         }
  76                 } else
  77                         write_arg(fd, p);
  78         }
  79         if ((p = find_colon(argv[argc - 1])) != NULL) {
  80                 if (*++p == ':')
  81                         p++;
  82         } else
  83                 p = argv[argc - 1];
  84         write(fd, " ${1:-", 6);
  85         write_arg(fd, p);
  86         if (write(fd, "}\n", 2) != 2 || close(fd) < 0) {
  87                 rsyserr(FERROR, errno, "Batch file %s write error", filename);
  88                 exit_cleanup(1);
  89         }
  90 }
  91
  92 void show_flist(int index, struct file_struct **fptr)
  93 {
  94         /*  for debugging    show_flist(flist->count, flist->files * */
  95
  96         int i;
  97         for (i = 0; i < index; i++) {
  98                 rprintf(FINFO, "flist->flags=%#x\n", fptr[i]->flags);
  99                 rprintf(FINFO, "flist->modtime=%#lx\n",
 100                         (long unsigned) fptr[i]->modtime);
 101                 rprintf(FINFO, "flist->length=%.0f\n",
 102                         (double) fptr[i]->length);
 103                 rprintf(FINFO, "flist->mode=%#o\n", (int) fptr[i]->mode);
 104                 rprintf(FINFO, "flist->basename=%s\n", fptr[i]->basename);
 105                 if (fptr[i]->dirname)
 106                         rprintf(FINFO, "flist->dirname=%s\n",
 107                                 fptr[i]->dirname);
 108                 if (fptr[i]->basedir)
 109                         rprintf(FINFO, "flist->basedir=%s\n",
 110                                 fptr[i]->basedir);
 111         }
 112 }
 113
 114 void show_argvs(int argc, char *argv[])
 115 {
 116         /*  for debugging  * */
 117
 118         int i;
 119         rprintf(FINFO, "BATCH.C:show_argvs,argc=%d\n", argc);
 120         for (i = 0; i < argc; i++) {
 121                 /*    if (argv[i])   */
 122                 rprintf(FINFO, "i=%d,argv[i]=%s\n", i, argv[i]);
 123
 124         }
 125 }